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Alternator RIDEX 4G1870 OE Ref 037903025T

Key Specification:
  • Alternator Charge Current [A]: 90
  • Belt Pulley [mm]: 50.5
  • Connector/Clamp: without connection for speed sensor
  • EAN: 4066423924350
  • Fastening Type: Four-point attachment
Sale
£ 186
£ 155 excl. VAT
In Stock
SKU:RIDEX 4G1870
BrandRIDEX
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Alternator Charge Current [A]
90
Belt Pulley [mm]
50.5
Connector/Clamp
without connection for speed sensor
EAN
4066423924350
Fastening Type
Four-point attachment
Number of ribs
6
OEM Reference number
037903025M
Position/Degree
R 90
Pulleys
with belt pulley
Pulleys
with V-ribbed belt pulley
Rotation Direction
Clockwise rotation
Voltage [V]
14

Alternator OE Ref 037903025T – RIDEX – OEM 037903025M

This Alternator OE Ref 037903025T is supplied by RIDEX as a replacement for OEM reference 037903025M. It is intended for use in selected AUDI, SEAT, SKODA, VW vehicles and designed to meet original equipment fit and functional requirements.

The part is identified by manufacturer reference 4G1870 and EAN 4066423924350, allowing accurate identification and compatibility verification prior to installation. It is suitable for replacing worn, damaged, or non-functioning components where dependable operation is required.

Technical details are not specified.

Fitment & Compatibility

Correct part selection is essential to ensure proper fitment. Please confirm compatibility by matching the OEM reference number or using the vehicle registration lookup tool before ordering.

This part is compatible with selected AUDI, SEAT, SKODA, VW models. Detailed compatibility information is available in the Compatibility section of this page.

If this part is not suitable for your vehicle, browse alternative options in our Electrics category.

Reference number(s) comparable with the original spare part number
AUDI 037903025M AUDI 037903025T AUDI 038903018A AUDI 038903018AX AUDI 038903018R AUDI 047903015H AUDI 047903018A AUDI 047903018AX AUDI 37903025M AUDI 37903025T AUDI 38903018A AUDI 38903018AX AUDI 38903018R AUDI 47903015H AUDI 47903018A AUDI 47903018AX SEAT 037903025M SEAT 037903025T SEAT 038903018A SEAT 038903018AX SEAT 038903018R SEAT 038903018RX SEAT 047903015H SEAT 047903018A SEAT 047903018AX SEAT 37903025M SEAT 37903025T SEAT 38903018A SEAT 38903018AX SEAT 38903018R SEAT 38903018RX SEAT 47903015H SEAT 47903018A SEAT 47903018AX SKODA 037903025M SKODA 037903025T SKODA 038903018A SKODA 038903018AX SKODA 038903018R SKODA 038903018RX SKODA 047903015H SKODA 047903018A SKODA 047903018AX SKODA 37903025M SKODA 37903025T SKODA 38903018A SKODA 38903018AX SKODA 38903018R SKODA 38903018RX SKODA 47903015H SKODA 47903018A SKODA 47903018AX VW 028903018RX VW 037903025M VW 037903025T VW 037903025TX VW 038903018A VW 038903018AX VW 038903018R VW 038903018RX VW 047903015H VW 047903018A VW 047903018AX VW 28903018RX VW 37903025M VW 37903025T VW 37903025TX VW 38903018A VW 38903018AX VW 38903018R VW 38903018RX VW 47903015H VW 47903018A VW 47903018AX VAG 037903025M VAG 037903025T VAG 047903015H VAG 047903018A VAG 047903018AX VAG 37903025M VAG 37903025T VAG 47903015H VAG 47903018A VAG 47903018AX VW (SVW) 037903025T VW (SVW) 038903018A VW (SVW) 038903018R VW (SVW) 37903025T VW (SVW) 38903018A VW (SVW) 38903018R
OE reference number(s) comparable with the original spare part number
  1. Berry
    12 Nov, 2025
    elderly car so really pleased that the part could be supplied :-) Correct part arrived swiftly - excellent - thank you
  2. Edward & Susan
    20 OCT, 2025
    These guys were real helpful when I was looking for an EGR valve. Great communications and fast delivery, the valve did exactly as It was meant to do and it was a lot cheaper than everywhere else I looked. I'll be using eAuto Parts again. Top banana.
  3. Charlie
    27 AUG, 2025
    eAuto Parts made me happy because it only took 2 minutes to order the part and at a very good price, also very quick delivery, will definitely deal with them again.
  4. Adam Taylor
    12 May, 2025
    Quick enquiry response, easy buying and quick delivery. Quality of goods was good and fitted with no problem (Suzuki bonnet hinges.) recommended.
  5. Helena Garcia
    2 January, 2025
    The correct part was rapidly identified and located, and was despatched promply to my chosen repairer in time for the work to be done on schedule. Very pleased with the service and will be using eAuto Parts again.